Auxiliary Signaling: Includes an SPST end switch to interlock with pumps or boilers

this negative pressure gas valve facilitates the exact air-to-fuel ratio required for modern condensing units

the red button must be depressed once the furnace cools down and the underlying airflow issue is corrected

making it a reliable standard for technicians looking for simplified servicing and high-flow performance

making it a robust choice for commercial boilers

Amana-Goodman 0163M00139 Spring Kit 318518-761 Auxiliary Signaling: Includes an SPSTThe Amana Goodman 0163M00139 Spring Kit is an essential component designed for the precision conversion of gas valves in high efficiency heating systems. Specifically engineered as a Gas Valve LP Conversion Spring Kit, this genuine OEM part ensures your furnace operates safely and efficiently when transitioning from natural gas to liquid propane. Fabricated to meet rigorous manufacturer specifications, the kit maintains the necessary tension and